User's Manual

Product overview
10 | Presence
Volume buttons
Button Duration Function Page
Press one of
the volume
buttons
During an active call:
Increases/reduces the speaker volume
During music reproduction:
Increases/reduces the audio volume
In idle mode (no active call or music
reproduction):
Increases/reduces the volume for the
ring tone , the beeps and the voice
prompts
18
Press both
volume
buttons
During an active call:
Mutes/unmutes the headset‘s micro-
phone
21
Press both
volume
buttons
Toggles between the two connected
Bluetooth devices when not in an
active call.
–
Press both
volume
buttons
In idle mode (no active call or music
reproduction):
Reverses the function of the Volume
+/– buttons
18
Press both
volume
buttons
In idle mode (no active call or music
reproduction):
Disables/enables the voice prompts –
voice prompts: “Voice on”/ “Voice off”
–
1 s
2s
6s